Companies / Centessa Pharmaceuticals plc
Centessa Pharmaceuticals plc
CNTAForeign · IFRSCIK 1847903ALTRINCHAM, CHESHIRE
Financials · FY2025
Ownership
154.7M shares outstanding · as of Apr 28, 2026
Ownership
| 10%+ / strategic | 5.75% | 8,894,939 |
| Public float | 94.25% | 145,834,027 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 10
View all →| Insider | % of shares | Shares |
|---|---|---|
Accardi Mario AlbertoCEOChief Executive Officer · Director | — | — |
Anderson Karen M.FormerChief People Officer | — | — |
Bush Tia LFormerChief Technology & Quality Ofc | — | — |
Crowley John JChief Financial Officer | — | — |
Deferiere RaphaelFormerChief Accounting Officer | — | — |
Hedley Mary LynneDirector | — | — |
Hussain Iqbal JFormerChief Legal Officer | — | — |
Kanes StephenFormerChief Medical Officer | — | — |
Weinhoff Gregory MFormerChief Business Officer | — | — |
Zbar Brett I WDirector | — | — |
Institutional holders 0
| Holder | Value | % of shares |
|---|---|---|
| No institutional holders on file. | ||
Activity
InsidersInstitutions
What insiders are doing in this stock (Form 4).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Mar 13, 2026 | Anderson Karen M. Executive | Sell | Ordinary Shares | $2.82M | -108K -59.28% | 74,153 0.05% of shares | medium |
| Mar 13, 2026 | Anderson Karen M. Executive | Sell | Ordinary Shares | $2.82M | -108K -59.28% | 74,153 0.05% of shares | medium |
| Mar 16, 2026 | Anderson Karen M. Executive | Sell | Ordinary Shares | $1.83M | -65K -51.06% | 62,085 0.04% of shares | medium |
| Mar 13, 2026 | Weinhoff Gregory M Executive | Sell | Ordinary Shares | $1.60M | -61K -44.03% | 77,868 0.05% of shares | medium |
| Mar 26, 2026 | Anderson Karen M. Executive | Sell | Ordinary Shares | $1.24M | -41K -39.82% | 62,085 0.04% of shares | medium |
| Feb 2, 2026 | Hussain Iqbal J Executive | Sell | Ordinary Shares | $979.7K | -39K -40.32% | 57,645 0.04% of shares | medium |
| Mar 26, 2026 | Weinhoff Gregory M Executive | Sell | Ordinary Shares | $719.9K | -24K -26.69% | 65,925 0.04% of shares | medium |
| Mar 13, 2026 | Anderson Karen M. Executive | Exercise | Ordinary Shares | $438.7K | +109K +150.45% | 182,114 0.12% of shares | low |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Avoro Capital Advisors LLC | Passive13G/A | — |
| Fmr LLC | Passive13G/A | — |
| Fmr LLC | Passive13G/A | — |